Asterisk PCI Analog Board with 1 FXO+3FXS,with Echo Canceller Hardware,supports issabel,Freepbx,For Asterisk PBX VoIP PABX Phone System TDM400P TDM410P

Using the card, open source Asterisk PBX and stand alone PC, users can create their SOHO telephony solution,IP PBX,call center include all the sophisticated features of traditional PBX, and extend features such as voice mail,IVR,Call meeting,SIP trunk,outbound route,inbound route,call waiting ,call forwarding ... It supports standard dahdi / zaptel drivers , can work with Asterisk / FreePbx / Issabel /AsteriskNow Dahdi...
Specification:

The card is bundled with 4 FXO or FXS modules. The FXO module is in red and the FXS model is in green . FXO port connects to PSTN line and the FXS port connects to the telephone. Issabel, AsteriskNow, Freepbx Settings:
[Issabel.localdomain ~]# dahdi_genconf [Issabel.localdomain ~]# dahdi_cfg -vvvv DAHDI Tools Version - 2.2.0 DAHDI Version: 2.2.0 Echo Canceller(s): MG2 Configuration ======================

[Issabel.localdomain ~]# asterisk -vvr
Issabel*CLI> dahdi show channels
pseudo default en default In Service 1 from-pstn en default In Service 2 from-pstn en default In Service 3 from-pstn en default In Service 4 from-pstn en default In Service